4111220 has 48 divisors (see below), whose sum is σ = 9408000. Its totient is φ = 1503360.

The previous prime is 4111213. The next prime is 4111241. The reversal of 4111220 is 221114.

4111220 = 83² + 84² + ... + 234².

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11606 + ... + 11954.

It is an arithmetic number, because the mean of its divisors is an integer number (196000).

Almost surely, 2^4111220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4111220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4704000).

4111220 is an abundant number, since it is smaller than the sum of its proper divisors (5296780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4111220 is a wasteful number, since it uses less digits than its factorization.

4111220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408 (or 406 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 4111220 is about 2027.6143617562. The cubic root of 4111220 is about 160.1979321253.

Adding to 4111220 its reverse (221114), we get a palindrome (4332334).

The spelling of 4111220 in words is "four million, one hundred eleven thousand, two hundred twenty".